/** {@inheritDoc} */
  @Override
  public void writeExternal(ObjectOutput out) throws IOException {
    super.writeExternal(out);

    assert futId != null;
    assert miniId != null;
    assert ver != null;

    U.writeGridUuid(out, futId);
    U.writeGridUuid(out, miniId);
    U.writeCollection(out, entries);
    U.writeIntCollection(out, invalidParts);

    CU.writeVersion(out, ver);

    out.writeObject(err);
  }
  /** {@inheritDoc} */
  @Override
  public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    super.readExternal(in);

    futId = U.readGridUuid(in);
    miniId = U.readGridUuid(in);
    entries = U.readCollection(in);
    invalidParts = U.readIntSet(in);

    ver = CU.readVersion(in);

    err = (Throwable) in.readObject();

    if (invalidParts == null) invalidParts = Collections.emptyList();

    assert futId != null;
    assert miniId != null;
    assert ver != null;
  }
  /** {@inheritDoc} */
  @Override
  public void p2pUnmarshal(GridCacheContext<K, V> ctx, ClassLoader ldr) throws GridException {
    super.p2pUnmarshal(ctx, ldr);

    unmarshalInfos(entries, ctx, ldr);
  }
  /** {@inheritDoc} */
  @Override
  public void p2pMarshal(GridCacheContext<K, V> ctx) throws GridException {
    super.p2pMarshal(ctx);

    marshalInfos(entries, ctx);
  }